Google has launched Google Shopping Campaigns, a new kind of Google Product Listing ads management. It will help you in organizing your campaigns the way you would organize the products in your store.
According to Google, the new method will help in managing and bidding on your products, reporting on your performance, and also finding opportunities to grow your traffic.
Here's a quick video on Google Shopping.
The roll out of Google Shopping will begin gradually in the US and it will be globally available by early next year. The API support will also come in 2014. And if you want to get a chance to use the product earlier, fill this up https://services.google.com/fb/forms/shopcampaigninterest/form.Google Launches Google Shopping Campaigns to Promote Products on Google in a Better Way!,